Finding the Third Proportional to 911.06 and 1,975.69

Step by Step Solution

1. Step 1: Write the proportion equation
   911.06 : 1,975.69 = 1,975.69 : x
2. Step 2: Convert to fraction form
   911.06/1,975.69 = 1,975.69/x
3. Step 3: Cross multiply
   911.06x = 1,975.69 × 1,975.69
4. Step 4: Simplify right side
   911.06x = 3,903,341.10
5. Step 5: Solve for x
   x = 3,903,341.10/911.06
6. Step 6: Final answer
   x = 4,284.38